Answers

Subtract 27/98 from 40/20

1^st number: 2 0/20, 2^nd number: 27/98

40/20 - 27/98 is 169/98.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 98 is 980
   
   Next, find the equivalent fraction of both fractional numbers with denominator 980
2. For the 1st fraction, since 20 × 49 = 980,
   40/20 = 40 × 49/20 × 49 = 1960/980
3. Likewise, for the 2nd fraction, since 98 × 10 = 980,
   27/98 = 27 × 10/98 × 10 = 270/980
4. Subtract the two like fractions:
   1960/980 - 270/980 = 1960 - 270/980 = 1690/980
5. After reducing the fraction, the answer is 169/98
6. In mixed form: 171/98

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